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Jeng Der Electrode Heater Co., Ltd.
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Taipei Hsien, TW
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Patents Grants
last 30 patents
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Patent Grant
Electrode-type steam production device with automatically controlle...
Patent number
5,903,709
Issue date
May 11, 1999
Jeng Der Electrode Heater Co., Ltd.
Hsi-Ming Chen
F22 - STEAM GENERATION